Last update: Dec 4th, 2017

Temporalis Muscle – Attachments, Actions & Innervation

Temporalis Muscle

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Attachments of Temporalis Muscle: Origin & Insertion

Origin: (proximal attachments):
Temporal lines, temporal fossa, and temporal fascia.

Insertion: (distal attachments):
Tip and medial surface of coronoid process of mandible.

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Actions of Temporalis Muscle on the mandible:

Elevates and retracts mandible at temporomandibular joint to close jaw.

Nerve to Muscle and its Spinal Segment:

Mandibular branch of trigemminal nerve (V).

Overview:

Test yourself while observing the Temporalis Muscle

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